x^2-64=64

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Solution for x^2-64=64 equation: 


Simplifying
x2 + -64 = 64

Reorder the terms:
-64 + x2 = 64

Solving
-64 + x2 = 64

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '64' to each side of the equation.
-64 + 64 + x2 = 64 + 64

Combine like terms: -64 + 64 = 0
0 + x2 = 64 + 64
x2 = 64 + 64

Combine like terms: 64 + 64 = 128
x2 = 128

Simplifying
x2 = 128

Take the square root of each side:
x = {-11.313708499, 11.313708499}

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